03-10-2016
Mathematics

contestada

If A+b=76,a-b=36,a/b=?

Respuesta :

nobillionaireNobley nobillionaireNobley

08-10-2016

a + b = 76 . . . (1)
a - b = 36 . . . (2)

(1) - (2) => 2b = 40
b = 40/2 = 20

From (1), a + 20 = 76
a = 76 - 20 = 56

Therefore, a/b = 56/20 = 2.8

Answer Link

Otras preguntas

Icelare eoeo of the author o not used

h + 8.4= -8.4 Please Solve. Thanks!

What can you conclude from the numbers ofbills submitted and the numbers of bills passed in Congress?

simplify the expression that is equivalent to 2x – 4y, when y = 3x - 6.

What’s the slope ? I don’t understand

What are the two major types of compounds? How do the bonds differ in each type?

What do you think President Jackson's opinion of Native Americans is based on the tone and vocabulary of this speech?

Ralph invested in a mutual fund and at the end of 20 years he has $14,300 in his account. If the mutual fund returned an average yield of 8%, how much did he o

help me with this problem please right away

Which of the following atoms typically form negative ions? (a) F (b) Li (c) Ne (d) S (e) Al (f) Be